Mix Ricotta cheese, Mozzarella, spinach and garlic powder in bowl.,Mix and roll out 1 pizza package.,______,Crimp edges together; repeat with other package.,Place both calzones onto cookie sheet sprayed with Pam.,Bake at 400° approximately 20 to 30 minutes (until golden brown).,Put onto serving trays and slice.,Serve immediately with warmed spaghetti sauce.,Enjoy!